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feat: expose agent stats via Prometheus endpoint (#7115)

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* WIP

* WIP

* WIP

* Agents

* fix

* 1min

* fix

* WIP

* Test

* docs

* fmt

* Add timer to measure the metrics collection

* Use CachedGaugeVec

* Unit tests

* WIP

* WIP

* db: GetWorkspaceAgentStatsAndLabels

* fmt

* WIP

* gauges

* feat: collect

* fix

* fmt

* minor fixes

* Prometheus flag

* fix

* WIP

* fix tests

* WIP

* fix json

* Rx Tx bytes

* CloseFunc

* fix

* fix

* Fixes

* fix

* fix: IgnoreErrors

* Fix: Windows

* fix

* reflect.DeepEquals
This commit is contained in:
Marcin Tojek
2023-04-14 16:14:52 +02:00
committed by GitHub
parent e0689456cb
commit 942aba3a66
20 changed files with 732 additions and 79 deletions
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scripts/metricsdocgen/metrics
+27 -3
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@@ -5,9 +5,9 @@ coderd_agents_apps{agent_name="main",app_name="code-server",health="healthy",use
coderd_agents_apps{agent_name="main",app_name="code-server",health="healthy",username="admin",workspace_name="workspace-3"} 1
# HELP coderd_agents_connection_latencies_seconds Agent connection latencies in seconds.
# TYPE coderd_agents_connection_latencies_seconds gauge
coderd_agents_connection_latencies_seconds{agent_id="main",derp_region="Coder Embedded Relay",preferred="true",username="admin",workspace_name="workspace-1"} 0.03018125
coderd_agents_connection_latencies_seconds{agent_id="main",derp_region="Coder Embedded Relay",preferred="true",username="admin",workspace_name="workspace-2"} 0.028658416
coderd_agents_connection_latencies_seconds{agent_id="main",derp_region="Coder Embedded Relay",preferred="true",username="admin",workspace_name="workspace-3"} 0.028041416
coderd_agents_connection_latencies_seconds{agent_name="main",derp_region="Coder Embedded Relay",preferred="true",username="admin",workspace_name="workspace-1"} 0.03018125
coderd_agents_connection_latencies_seconds{agent_name="main",derp_region="Coder Embedded Relay",preferred="true",username="admin",workspace_name="workspace-2"} 0.028658416
coderd_agents_connection_latencies_seconds{agent_name="main",derp_region="Coder Embedded Relay",preferred="true",username="admin",workspace_name="workspace-3"} 0.028041416
# HELP coderd_agents_connections Agent connections with statuses.
# TYPE coderd_agents_connections gauge
coderd_agents_connections{agent_name="main",lifecycle_state="ready",status="connected",tailnet_node="nodeid:16966f7df70d8cc5",username="admin",workspace_name="workspace-3"} 1
@@ -18,6 +18,30 @@ coderd_agents_connections{agent_name="main",lifecycle_state="start_timeout",stat
coderd_agents_up{username="admin",workspace_name="workspace-1"} 1
coderd_agents_up{username="admin",workspace_name="workspace-2"} 1
coderd_agents_up{username="admin",workspace_name="workspace-3"} 1
# HELP coderd_agentstats_connection_count The number of established connections by agent
# TYPE coderd_agentstats_connection_count gauge
coderd_agentstats_connection_count{agent_name="main",username="admin",workspace_name="workspace1"} 2
# HELP coderd_agentstats_connection_median_latency_seconds The median agent connection latency
# TYPE coderd_agentstats_connection_median_latency_seconds gauge
coderd_agentstats_connection_median_latency_seconds{agent_name="main",username="admin",workspace_name="workspace1"} 0.001784
# HELP coderd_agentstats_rx_bytes Agent Rx bytes
# TYPE coderd_agentstats_rx_bytes gauge
coderd_agentstats_rx_bytes{agent_name="main",username="admin",workspace_name="workspace1"} 7731
# HELP coderd_agentstats_session_count_jetbrains The number of session established by JetBrains
# TYPE coderd_agentstats_session_count_jetbrains gauge
coderd_agentstats_session_count_jetbrains{agent_name="main",username="admin",workspace_name="workspace1"} 0
# HELP coderd_agentstats_session_count_reconnecting_pty The number of session established by reconnecting PTY
# TYPE coderd_agentstats_session_count_reconnecting_pty gauge
coderd_agentstats_session_count_reconnecting_pty{agent_name="main",username="admin",workspace_name="workspace1"} 1
# HELP coderd_agentstats_session_count_ssh The number of session established by SSH
# TYPE coderd_agentstats_session_count_ssh gauge
coderd_agentstats_session_count_ssh{agent_name="main",username="admin",workspace_name="workspace1"} 0
# HELP coderd_agentstats_session_count_vscode The number of session established by VSCode
# TYPE coderd_agentstats_session_count_vscode gauge
coderd_agentstats_session_count_vscode{agent_name="main",username="admin",workspace_name="workspace1"} 0
# HELP coderd_agentstats_tx_bytes Agent Tx bytes
# TYPE coderd_agentstats_tx_bytes gauge
coderd_agentstats_tx_bytes{agent_name="main",username="admin",workspace_name="workspace1"} 6643
# HELP coderd_api_websocket_durations_seconds Websocket duration distribution of requests in seconds.
# TYPE coderd_api_websocket_durations_seconds histogram
coderd_api_websocket_durations_seconds_bucket{path="/api/v2/workspaceagents/me/coordinate",le="0.001"} 0